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Prime factors of 18 are 2 and 3
Prime factors of 15 are 3 and 5
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How many prime factors does 15 have?
Two prime factors.
What is the prime and composite number for 18?
factors of 18: 1, 2, 3, 6, 9 and 18 prime factors of 18: 2, 3 composite factors of 18: 6, 9, 18
What two composite numbers have the prime who's prime factors are 18?
18 is not a prime number so no number can have 18 as a prime factor.
What are the prime factors of 18?
The prime factors of 18 are 2 and 3.To find the prime factors of 18, find any two factors of 18, such as 2 and 9.2 X 9 = 18Since 2 is a prime number, find two factors of 9, but don't drop the 2.2 X 3 X 3 = 18.Since 2 and 3 are both prime numbers, 2 X 3 X 3 is the prime factorization of 18.2 and 3 are prime.
What numbers are prime of the number 15?
The prime factors of 15 are: 3, 5
What is the highest power of each prime factor of 18 and 15?
The prime factors of 15 are 3 and 5. The prime factors of 18 are 2 and 3. The highest power of each of these is 1.
What are the factors and prime factors of 12 15 and 18?
The factors of 12 are: 1, 2, 3, 4, 6, and 12.The prime factors of 12 are: 2 and 3.The factors of 15 are: 1, 3, 5, and 15.The prime factors of 15 are: 3 and 5.The factors of 18 are: 1, 2, 3, 6, 9, and 18.The prime factors of 18 are: 2 and 3.
What are the factors and prime factors of 18 39 and 45?
The factors of 18 are: 1, 2, 3, 6, 9, and 18.The prime factors of 18 are: 2 and 3.The factors of 39 are: 1, 3, 13, and 39.The prime factors of 39 are: 3 and 13.The factors of 45 are: 1, 3, 5, 9, 15, and 45.The prime factors of 45 are: 3 and 5.
How do you find the least multiple of 15 and 18?
Prime factors of 15: 3 and 5 Prime factors of 18: 2 and 3 squared So LCM: 2*3*3*5 = 90
What are factors of 18 that are prime numbers?
Prime factors of 18 are 2 and 3.
What are prime factors of 15?
The prime factors of 15 are 3 and 5.
How many integers between 13 and 19 inclusive have an even number of prime factors?
13 is prime 14=2x7, 2 factors 15=3x5, 2 factors 16=24, 4 factors 17 is prime 18=2x32, 3 factors 19 is prime So the answer is 3 (14, 15 and 16)
What are the prime factors for 18 and 21?
18 has prime factors 3 & 2 whereas 21 has prime factors 3 & 7.
What are the factors and prime factors of 24 and 45?
The factors of 24 are: 1, 2, 3, 4, 6, 8, 12, and 24.The prime factors of 24 are: 2 and 3.The factors of 45 are: 1, 3, 5, 9, 15, and 45.The prime factors of 45 are: 3 and 5.
What are the factors tree and prime factors of 15?
Factors of 15 are: 1 3 5 and 15 of which 3 and 5 are prime factors
What prime factors do 18 and 70 have in common?
The prime factors of 18 are 2, 3, and 3. The prime factors of 70 are 2, 5, and 7. The prime factors that 18 and 70 have in common are a single 2.
What are the prime factors of 15 and 35?
The prime factors of 15 are: 3 and 5.The prime factors of 35 are: 5 and 7.
